JxlPixelFormat

Struct JxlPixelFormat 

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#[repr(C)]
pub struct JxlPixelFormat { pub num_channels: u32, pub data_type: JxlDataType, pub endianness: JxlEndianness, pub align: usize, }
Expand description

Data type for the sample values per channel per pixel for the output buffer for pixels. This is not necessarily the same as the data type encoded in the codestream. The channels are interleaved per pixel. The pixels are organized row by row, left to right, top to bottom. TODO: support different channel orders if needed (RGB, BGR, …)

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§num_channels: u32

Amount of channels available in a pixel buffer. 1: single-channel data, e.g. grayscale or a single extra channel 2: single-channel + alpha 3: trichromatic, e.g. RGB 4: trichromatic + alpha TODO: this needs finetuning. It is not yet defined how the user chooses output color space. CMYK+alpha needs 5 channels.

§data_type: JxlDataType

Data type of each channel.

§endianness: JxlEndianness

Whether multi-byte data types are represented in big endian or little endian format. This applies to JxlDataType::Uint16 and JxlDataType::Float.

§align: usize

Align scanlines to a multiple of align bytes, or 0 to require no alignment at all (which has the same effect as value 1)

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impl Clone for JxlPixelFormat

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fn clone(&self) -> JxlPixelFormat

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for JxlPixelFormat

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl Hash for JxlPixelFormat

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fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given Hasher. Read more
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fn hash_slice<H>(data: &[Self], state: &mut H)
where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher. Read more
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impl PartialEq for JxlPixelFormat

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fn eq(&self, other: &JxlPixelFormat) -> bool

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl Copy for JxlPixelFormat

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impl Eq for JxlPixelFormat

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impl StructuralPartialEq for JxlPixelFormat

Auto Trait Implementations§

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.